Home / 1,436,650.02-2,155,184.16-425,640.93

Finding the Fourth Proportional to 1,436,650.02, 2,155,184.16 and 425,640.93

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Solution

The fourth proportional to 1,436,650.02, 2,155,184.16 and 425,640.93 is: 638,523.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,436,650.02 : 2,155,184.16 = 425,640.93 : x
  2. Step 2: Convert to fraction form
    1,436,650.02/2,155,184.16 = 425,640.93/x
  3. Step 3: Cross multiply
    1,436,650.02x = 2,155,184.16 × 425,640.93
  4. Step 4: Simplify right side
    1,436,650.02x = 917,334,582,899.81
  5. Step 5: Solve for x
    x = 917,334,582,899.81/1,436,650.02
  6. Step 6: Final answer
    x = 638,523.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.